Maxim Integrated MAX9720BEBE Audio Amplifier

The MAX9720BEBE from Maxim Integrated is a high-performance, DirectDrive® stereo headphone amplifier that combines the benefits of both integrated and discrete circuitry to deliver quality sound reproduction and amplification for audio applications. Designed with portability in mind, this compact audio amplifier is an ideal solution for portable electronic devices such as smartphones, tablets, laptops, and portable media players.

Key Features

• DirectDrive Technology: The MAX9720BEBE features Maxim Integrated's proprietary DirectDrive technology, which eliminates the need for bulky DC-blocking capacitors, resulting in a smaller PCB footprint and a simplified design.
• High Output Power: This amplifier is capable of delivering up to 130mW per channel into a 16Ω load, ensuring robust sound output for a wide range of headphones and earphones.
• Low Distortion: It boasts a low 0.01% total harmonic distortion plus noise (THD+N) at 1kHz, providing clear and high-fidelity audio playback.
• Wide Supply Voltage Range: The device operates from a 2.7V to 5.5V supply voltage, making it versatile for use in various battery-powered applications.

Advanced Specifications

• Integrated Click-and-Pop Suppression: The MAX9720BEBE minimizes audible clicks and pops upon startup and shutdown, enhancing the user experience.
• Low Quiescent Current: Its low quiescent current of 6.5mA extends battery life in portable devices.
• Short-Circuit and Thermal-Overload Protection: Built-in safety features protect the device from potential damage due to overcurrent or overheating conditions.

Applications

The MAX9720BEBE is suitable for a range of audio applications that require high-quality sound amplification with minimal power consumption. Its small form factor and efficient operation make it an excellent choice for enhancing the audio experience in:

• Portable Music Players
• Smartphones and Tablets
• Laptop Computers
• Portable Gaming Devices
• Other Battery-Powered Audio Systems

Overall, the MAX9720BEBE from Maxim Integrated stands out as a powerful and efficient solution for portable audio amplification, offering superior sound quality in a small, energy-efficient package.